if (adev->powerplay.pp_funcs->print_clock_levels) {
size = amdgpu_dpm_print_clock_levels(adev, OD_SCLK, buf);
size += amdgpu_dpm_print_clock_levels(adev, OD_MCLK, buf+size);
+ size += amdgpu_dpm_print_clock_levels(adev, OD_RANGE, buf+size);
return size;
} else {
return snprintf(buf, PAGE_SIZE, "\n");
* the power state and the clock information for those levels.
*
* To manually adjust these states, first select manual using
- * power_dpm_force_performance_level. Writing a string of the level
- * numbers to the file will select which levels you want to enable.
- * E.g., writing 456 to the file will enable levels 4, 5, and 6.
- *
+ * power_dpm_force_performance_level.
+ * Secondly,Enter a new value for each level by inputing a string that
+ * contains " echo xx xx xx > pp_dpm_sclk/mclk/pcie"
+ * E.g., echo 4 5 6 to > pp_dpm_sclk will enable sclk levels 4, 5, and 6.
*/
static ssize_t amdgpu_get_pp_dpm_sclk(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private;
int ret;
long level;
- uint32_t i, mask = 0;
- char sub_str[2];
+ uint32_t mask = 0;
+ char *sub_str = NULL;
+ char *tmp;
+ char buf_cpy[count];
+ const char delimiter[3] = {' ', '\n', '\0'};
- for (i = 0; i < strlen(buf); i++) {
- if (*(buf + i) == '\n')
- continue;
- sub_str[0] = *(buf + i);
- sub_str[1] = '\0';
- ret = kstrtol(sub_str, 0, &level);
+ memcpy(buf_cpy, buf, count+1);
+ tmp = buf_cpy;
+ while (tmp[0]) {
+ sub_str = strsep(&tmp, delimiter);
+ if (strlen(sub_str)) {
+ ret = kstrtol(sub_str, 0, &level);
- if (ret) {
- count = -EINVAL;
- goto fail;
- }
- mask |= 1 << level;
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+ mask |= 1 << level;
+ } else
+ break;
}
-
if (adev->powerplay.pp_funcs->force_clock_level)
amdgpu_dpm_force_clock_level(adev, PP_SCLK, mask);
struct amdgpu_device *adev = ddev->dev_private;
int ret;
long level;
- uint32_t i, mask = 0;
- char sub_str[2];
+ uint32_t mask = 0;
+ char *sub_str = NULL;
+ char *tmp;
+ char buf_cpy[count];
+ const char delimiter[3] = {' ', '\n', '\0'};
- for (i = 0; i < strlen(buf); i++) {
- if (*(buf + i) == '\n')
- continue;
- sub_str[0] = *(buf + i);
- sub_str[1] = '\0';
- ret = kstrtol(sub_str, 0, &level);
+ memcpy(buf_cpy, buf, count+1);
+ tmp = buf_cpy;
+ while (tmp[0]) {
+ sub_str = strsep(&tmp, delimiter);
+ if (strlen(sub_str)) {
+ ret = kstrtol(sub_str, 0, &level);
- if (ret) {
- count = -EINVAL;
- goto fail;
- }
- mask |= 1 << level;
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+ mask |= 1 << level;
+ } else
+ break;
}
if (adev->powerplay.pp_funcs->force_clock_level)
amdgpu_dpm_force_clock_level(adev, PP_MCLK, mask);
struct amdgpu_device *adev = ddev->dev_private;
int ret;
long level;
- uint32_t i, mask = 0;
- char sub_str[2];
+ uint32_t mask = 0;
+ char *sub_str = NULL;
+ char *tmp;
+ char buf_cpy[count];
+ const char delimiter[3] = {' ', '\n', '\0'};
- for (i = 0; i < strlen(buf); i++) {
- if (*(buf + i) == '\n')
- continue;
- sub_str[0] = *(buf + i);
- sub_str[1] = '\0';
- ret = kstrtol(sub_str, 0, &level);
+ memcpy(buf_cpy, buf, count+1);
+ tmp = buf_cpy;
- if (ret) {
- count = -EINVAL;
- goto fail;
- }
- mask |= 1 << level;
+ while (tmp[0]) {
+ sub_str = strsep(&tmp, delimiter);
+ if (strlen(sub_str)) {
+ ret = kstrtol(sub_str, 0, &level);
+
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+ mask |= 1 << level;
+ } else
+ break;
}
if (adev->powerplay.pp_funcs->force_clock_level)
amdgpu_dpm_force_clock_level(adev, PP_PCIE, mask);
struct amdgpu_device *adev = dev_get_drvdata(dev);
umode_t effective_mode = attr->mode;
- /* handle non-powerplay limitations */
- if (!adev->powerplay.pp_handle) {
- /* Skip fan attributes if fan is not present */
- if (adev->pm.no_fan &&
- (attr == &sensor_dev_attr_pwm1.dev_attr.attr ||
- attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr ||
- attr == &sensor_dev_attr_pwm1_max.dev_attr.attr ||
- attr == &sensor_dev_attr_pwm1_min.dev_attr.attr))
- return 0;
- /* requires powerplay */
- if (attr == &sensor_dev_attr_fan1_input.dev_attr.attr)
- return 0;
- }
+
+ /* Skip fan attributes if fan is not present */
+ if (adev->pm.no_fan && (attr == &sensor_dev_attr_pwm1.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_max.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_min.dev_attr.attr ||
+ attr == &sensor_dev_attr_fan1_input.dev_attr.attr))
+ return 0;
/* Skip limit attributes if DPM is not enabled */
if (!adev->pm.dpm_enabled &&
amdgpu_fence_wait_empty(ring);
}
- if (!amdgpu_device_has_dc_support(adev)) {
- mutex_lock(&adev->pm.mutex);
- amdgpu_dpm_get_active_displays(adev);
- adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtcs;
- adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev);
- adev->pm.pm_display_cfg.min_vblank_time = amdgpu_dpm_get_vblank_time(adev);
- /* we have issues with mclk switching with refresh rates over 120 hz on the non-DC code. */
- if (adev->pm.pm_display_cfg.vrefresh > 120)
- adev->pm.pm_display_cfg.min_vblank_time = 0;
- if (adev->powerplay.pp_funcs->display_configuration_change)
- adev->powerplay.pp_funcs->display_configuration_change(
- adev->powerplay.pp_handle,
- &adev->pm.pm_display_cfg);
- mutex_unlock(&adev->pm.mutex);
- }
-
if (adev->powerplay.pp_funcs->dispatch_tasks) {
+ if (!amdgpu_device_has_dc_support(adev)) {
+ mutex_lock(&adev->pm.mutex);
+ amdgpu_dpm_get_active_displays(adev);
+ adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtcs;
+ adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev);
+ adev->pm.pm_display_cfg.min_vblank_time = amdgpu_dpm_get_vblank_time(adev);
+ /* we have issues with mclk switching with refresh rates over 120 hz on the non-DC code. */
+ if (adev->pm.pm_display_cfg.vrefresh > 120)
+ adev->pm.pm_display_cfg.min_vblank_time = 0;
+ if (adev->powerplay.pp_funcs->display_configuration_change)
+ adev->powerplay.pp_funcs->display_configuration_change(
+ adev->powerplay.pp_handle,
+ &adev->pm.pm_display_cfg);
+ mutex_unlock(&adev->pm.mutex);
+ }
amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_DISPLAY_CONFIG_CHANGE, NULL);
} else {
mutex_lock(&adev->pm.mutex);
+ amdgpu_dpm_get_active_displays(adev);
/* update battery/ac status */
if (power_supply_is_system_supplied() > 0)
adev->pm.dpm.ac_power = true;
projects / linux.git / blobdiff